Reliable Power with the 12V 300Ah LiFePO4 Battery

12V 300Ah LiFePO4 battery delivers 4,000+ cycles with 300A continuous discharge. Features IP65 waterproof casing, UL94 V-0 fireproof shell, and expandable 4P4S configuration. Built-in smart BMS with 300A charge/discharge for RVs, solar, and marine use.

Features

• Longevity of service — 4,000+ lifetime cycles
• IP65 waterproof and dustproof
• Flame retardant rating: UL94 V-0 (Plastic shell)
• Green energy without metal contaminants
• Extremely high number of charge/discharge cycles
• Lightweight, small size
• Extreme performance safety tested to guarantee safety under extreme conditions — no fire, explosion, or leakage
• Sophisticated Battery Management System (BMS)

Specifications

• Nominal Voltage: 12.8V
• Rated Capacity: 300Ah
• Cell Chemistry: LiFePO₄
• Cycle Life: 4,000+
• Ingress Protection: IP65
• Flame Retardant: UL94 V-0
• BMS: 300A Charge/Discharge
• Expansion: Up to 4P4S

Downloads

• Specifications PDF
• User Manual PDF

Warranty

Rich Solar provides a limited warranty on this product. Visit richsolar.com/pages/warranty for full warranty details.

Customer Support: 800-831-9889 | support@richsolar.com | Mon–Fri 9am–5pm PST

Built for RV, Cabin, and Off-Grid Energy Needs

The RICH SOLAR ALPHA 3 LITE is a powerful 12V 300Ah LiFePO4 battery designed for dependable energy storage in RVs, cabins, and off-grid systems. It delivers stable 12-volt power for lights, appliances, fans, and other essential loads, making it a strong choice for travelers and homeowners who want reliable backup or daily solar energy use. Compared with lead-acid batteries, this lithium option offers better efficiency, lighter weight, and longer service life. It is built for users who need a practical, high-capacity battery that performs well in demanding environments without frequent maintenance or replacement.

Long Cycle Life and Strong Value Over Time

One of the biggest advantages of this 12V 300Ah LiFePO4 battery is its impressive 4,000 lifetime cycles, which can provide years of dependable use when properly managed. That long cycle life helps reduce replacement costs and makes it a smart investment for solar power systems, RV upgrades, and cabin power setups. Lithium iron phosphate technology is known for its stability, safety, and consistent output, which means you get more usable energy from each charge. For buyers looking for long-term value, this battery offers a reliable balance of performance, durability, and overall cost savings.

Efficient Storage for Solar and Backup Power Systems

This battery is a solid fit for solar-powered applications because it stores energy efficiently and delivers power consistently when you need it most. Whether you are charging from solar panels, a generator, or another power source, the 12V 300Ah LiFePO4 battery helps support smooth energy flow and dependable daily use. It is especially useful for off-grid living, where reliable battery storage is essential for comfort and convenience. From powering refrigeration and lighting to supporting communication devices and small electronics, it gives users the confidence of steady energy in remote or mobile environments.

Easy-to-Use Lithium Battery Solution for Modern Power Systems

The RICH SOLAR ALPHA 3 LITE is designed for users who want a modern lithium battery solution without unnecessary complexity. Its 12V format makes it easy to integrate into many existing systems, while the large 300Ah capacity supports bigger power demands with fewer charging interruptions. For RV owners, cabin users, and off-grid customers, that means more time enjoying power and less time worrying about battery upkeep. As a 12V lithium battery, it offers a cleaner, more efficient experience than traditional batteries and supports a wide range of energy storage needs with dependable performance.